private static void TrackImage(ImageMirror g)
 {
     if (!s_Initialized)
     {
         SpriteAtlasManager.atlasRegistered += RebuildImage;
         s_Initialized = true;
     }
     m_TrackedTexturelessImages.Add(g);
 }
 private static void UnTrackImage(ImageMirror g)
 {
     m_TrackedTexturelessImages.Remove(g);
 }